$ curl -X GET 'https://brapi.dev/api/quote/CSAN3?range=1y&interval=1mo'

{
currency:"BRL"
marketCap:13468101405
shortName:"COSAN       ON  ATZ NM"
longName:"Cosan S.A."
regularMarketChange:0
regularMarketChangePercent:0
regularMarketTime:"2025-09-12T20:07:40.000Z"
regularMarketPrice:7.43
regularMarketDayHigh:7.43
regularMarketDayRange:"7.43 - 7.43"
regularMarketDayLow:7.43
regularMarketVolume:0
regularMarketPreviousClose:7.43
regularMarketOpen:7.44
fiftyTwoWeekRange:"5.22 - 13.76"
fiftyTwoWeekLow:5.22
fiftyTwoWeekHigh:13.76
symbol:"CSAN3"
logourl:"https://icons.brapi.dev/icons/CSAN3.svg"
▶
summaryProfile:{} 25 keys
priceEarnings:null
earningsPerShare:-6.4344977
▶
dividendsData:{} 3 keys
}